Breitbart News editor Milo Yiannopoulos' rising star has turned into a meteor plummeting toward Earth. After video of Milo voicing support for adults to have sexual relationships with boys began circulating the internet, the Conservative Political Action Conference dropped him for its keynote and his book deal was canceled.
Here's the complete timeline of Milo's rise, from his opportunism in the "GamerGate" harassment campaign against women in the video game industry, to his resignation from Breitbart News.

2011 — Milo founds “The Kernel”The British journalist launches the London-based blog, which covered tech startups. By 2012, he was sued for allegedly not paying contributors who alleged that he owed them more than £10,000. The blog closes in 2013 and Milo sold it in 2014.

August 2014 — GamerGateThe online “movement” called "GamerGate" draws on some existing toxic attitudes in the video game community as women gain more visibility in the space. Beginning with a screed by a jilted man against his ex-girlfriend, GamerGaters claimed to fight for “ethics in games journalism.” However, the most vocal component of GamerGate almost exclusively focused on harassing female game developers and journalists online.

2015 — Breitbart starts "Breitbart Tech"Breitbart starts “Tech” section that Yiannopoulos runs as a senior editor. Through GamerGate in particular, he rises as a figure in the “alt-right” movement. Breitbart Chairman and Donald Trump adviser Steve Bannon once described Breitbart as the “platform of the alt-right.” The “alt-right,” it should be noted, is widely regarded as a white nationalist movement.

2015 — "Dangerous Faggot” College Tour startsAs he becomes better known for his incendiary, often hateful conservative opinions, Milo kicks off a speaking tour of U.S. college campuses called the “Dangerous Faggot Tour." (He is openly gay.) His appearances are met with protests, with critics claiming he spreads hate speech. These protests sometimes cause university officials to cancel his speaking engagements.

July 2016 — Milo goes after "Ghostbusters"Again gaining notoriety in conservative “geek” circles, Milo pans Sony's all-women “Ghostbusters” reboot on Breitbart. His review of the movie coincided with many complaints around the internet, mostly leveled by men, claiming the reboot with a female cast was somehow an attack on culture by the forces of political correctness and feminism.

July 2016 — Milo attacks Leslie Jones and is banned from TwitterMilo takes to Twitter to insult "Ghostbusters" co-star Leslie Jones, and in so doing kicks off a harassment campaign against Jones by his followers. Jones leaves Twitter, and Milo is permanently banned from the site for “inciting harassment.” Milo positions the ban as an attack on his free speech rights.

July 2016 — Milo stumps for TrumpGaining fame and notoriety, Milo throws his particular influence behind Donald Trump's campaign for president. He hosts a "Gays for Trump" event at the GOP National Convention, and refers to Trump as "Daddy."

December 2016 — Milo blasts transgender student on stageWhile visiting the University of Milwaukee, Milo showed the photo of a transgender student, named her, and disparaged her on stage.

December 2016 — Book dealThreshold Editions, an imprint of publisher Simon & Schuster that focuses on conservative works, signs a $250,000 book deal with Milo for a book titled "Dangerous."

Jan. 23, 2017 — Milo supporter shoots man at protestA Milo appearance at the University of Washington prompts a student protest during which a supporter of Milo and Donald Trump shot a protester, seriously injuring him. The shooter claimed he was acting in self-defense.

Feb. 2, 2017 — Protesters force speech cancellation at BerkeleyProtesters appear before a Milo event at the University of California at Berkeley, including members of the “Black Bloc” anarchy group. The protests turn violent. Police break up the rally, and Berkeley cancels Milo’s appearance as a result.

Feb. 18, 2017 — Comedian Bill Maher hosts Milo on “Real Time”Maher interviews Milo on HBO's “Real Time With Bill Maher,” despite the controversy the move created. Maher, responding to the Berkeley protest in particular, claims that bringing Milo to the show was essential to the protection of free speech.

Feb. 20, 2017 — Milo on video defending sexual relations with boysA recording from Milo’s appearance on the podcast “Drunken Peasants” begins to circulate the internet. In it, Milo defends the idea of adults having sexual relationships with adolescent boys. He also joked that his experience of being molested by an older man when he was a young teen had made him good at oral sex.

Feb. 20, 2017 — Milo resigns from BreitbartMilo says in a statement, "I would be wrong to allow my poor choice of words to detract from my colleagues' important reporting, so today I am resigning from Breitbart, effective immediately. This decision is mine alone."